S-92558A180 M5 x 20 mm DIN 464 Thumb Screws

Key Features & Benefits at a Glance

• Superior hand-tightening capability with a 20 mm knurled head for excellent grip without tools
• Exceptional corrosion resistance thanks to 18-8 stainless steel construction for long-term reliability in harsh environments
• High mechanical strength with 80,000 PSI tensile strength and Rockwell B83 hardness to withstand demanding loads
• Precise and reliable threading with Class 6g fit and coarse M5 x 0.8 mm threads for secure fastening and vibration resistance
• Quick installation and removal due to the fully threaded design and right-hand thread direction
• Enhanced durability and stability from the raised round head and integrated collar for consistent performance
• Compliance with international standards including DIN 464, ensuring quality and interchangeability in industrial applications

Professional Applications & Engineering Value

This M5 thumb screw is engineered to address common challenges in assembly and maintenance, where frequent adjustments and tool-free operation are critical. The 18-8 stainless steel material provides excellent resistance to rust and corrosion, making it ideal for use in humid or chemical-exposed environments such as electronic enclosures, machinery panels, and laboratory equipment. The fully threaded design with a coarse metric thread (0.8 mm pitch) ensures quick engagement and high clamping force, reducing installation time and minimizing the risk of cross-threading. The knurled head offers a non-slip surface, enabling secure hand-tightening even with gloves, which enhances operator safety and efficiency in fast-paced industrial settings. By meeting DIN 464 specifications, this thumb screw delivers consistent dimensional accuracy and reliability, supporting seamless integration into OEM and MRO applications.

Specification Summary & Compliance

This thumb screw features an M5 x 0.8 mm metric coarse thread with a Class 6g thread fit for precise tolerance and secure fastening. It is manufactured from 18-8 stainless steel with a hardness of Rockwell B83 and tensile strength of 80,000 PSI. The product complies with DIN 464 standards for dimensional consistency and is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring it meets environmental and safety regulations for use in various industries.